Lookup for vulnerable packages by Package URL.

Purlpkg:npm/just-extend@1.1.27
Typenpm
Namespace
Namejust-extend
Version1.1.27
Qualifiers
Subpath
Is_vulnerabletrue
Next_non_vulnerable_version4.0.0
Latest_non_vulnerable_version4.0.0
Affected_by_vulnerabilities
0
url VCID-12gv-6er8-pqam
vulnerability_id VCID-12gv-6er8-pqam
summary
Denial of Service
Prototype pollution attack in just-extend
references
0
reference_url https://api.first.org/data/v1/epss?cve=CVE-2018-16489
reference_id
reference_type
scores
0
value 0.00437
scoring_system epss
scoring_elements 0.63368
published_at 2026-06-04T12:55:00Z
1
value 0.00437
scoring_system epss
scoring_elements 0.63412
published_at 2026-06-05T12:55:00Z
url https://api.first.org/data/v1/epss?cve=CVE-2018-16489
1
reference_url https://github.com/advisories/GHSA-675m-85rw-j3w4
reference_id
reference_type
scores
0
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value CRITICAL
scoring_system cvssv3.1_qr
scoring_elements
2
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://github.com/advisories/GHSA-675m-85rw-j3w4
2
reference_url https://hackerone.com/reports/430291
reference_id
reference_type
scores
0
value 5.7
scoring_system cvssv3
scoring_elements
1
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
2
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://hackerone.com/reports/430291
3
reference_url https://www.npmjs.com/advisories/780
reference_id
reference_type
scores
0
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://www.npmjs.com/advisories/780
4
reference_url https://github.com/nodejs/security-wg/blob/main/vuln/npm/492.json
reference_id 492
reference_type
scores
0
value 5.7
scoring_system cvssv3
scoring_elements
url https://github.com/nodejs/security-wg/blob/main/vuln/npm/492.json
5
reference_url https://nvd.nist.gov/vuln/detail/CVE-2018-16489
reference_id CVE-2018-16489
reference_type
scores
0
value 9.8
scoring_system cvssv3.1
scoring_elements CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
1
value CRITICAL
scoring_system generic_textual
scoring_elements
url https://nvd.nist.gov/vuln/detail/CVE-2018-16489
fixed_packages
0
url pkg:npm/just-extend@4.0.0
purl pkg:npm/just-extend@4.0.0
is_vulnerable false
affected_by_vulnerabilities
resource_url http://public2.vulnerablecode.io/packages/pkg:npm/just-extend@4.0.0
aliases CVE-2018-16489, GHSA-675m-85rw-j3w4
risk_score 4.5
exploitability 0.5
weighted_severity 9.0
resource_url http://public2.vulnerablecode.io/vulnerabilities/VCID-12gv-6er8-pqam
Fixing_vulnerabilities
Risk_score4.5
Resource_urlhttp://public2.vulnerablecode.io/packages/pkg:npm/just-extend@1.1.27